Richard Barrington of Saracens is sent off (L) by referee Ian Tempest (R) after a dangerous tackle on Geoff Parling of Exeter Chiefs who is taken off on a stretcher with a head / neck injury Saracens v Exeter, Aviva Premiership Rugby Union, Allianz Park, Hendon, London - UK - 07 Jan 2017 Credit: Andrew Fosker / Seconds Left Images